57results about How to "Reduce storage space requirements" patented technology

The invention discloses a multi-source three-dimensional model lightweight processing and lossless compression supporting method, system and device and a storage medium, and relates to the three-dimensional technical field, and the method comprises the following steps: carrying out format compatibility check on an imported three-dimensional model, and analyzing the geometric structure, texture characteristics and material attributes of the model; the geometric structure of the three-dimensional model is simplified by adopting a quadratic error measurement algorithm and edge folding, the simplified model is optimized through edge segmentation operation, and a lightweight model is obtained; and compressing geometric data of the lightweight model by using a data compression algorithm, and compressing texture data through predictive coding to complete lossless compression of the three-dimensional model. According to the method, the loading speed and the real-time rendering efficiency are remarkably improved by reducing the size of the three-dimensional model file and optimizing the texture compression algorithm. The lossless compression technique ensures that a high-quality visual effect is kept in the lightweight process, the lightweight model reduces the storage space requirement, and the energy consumption of data transmission and processing is reduced.

The invention belongs to the technical field of model training, and particularly relates to a large model increment training method and system based on dynamic sparsification. The method comprises the following steps: S1, evaluating the parameter importance of a large model by adopting a multi-dimensional evaluation method, and reflecting the contribution of parameters to the performance of the large model; s2, performing dynamic sparsification control on the large model structure by adopting a self-adaptive structure adjustment method; s3, performing incremental training management on the large model by constructing a capacity-adjustable empirical playback buffer pool and proposing a multi-objective loss function; and S4, carrying out model compression optimization on the large model by adopting a mixed precision quantification strategy. The method has the characteristics that the network structure can be dynamically adjusted by evaluating the importance of model parameters in real time, so that the efficient training is realized while the model performance is ensured.

The embodiment of the invention provides a message recombination compression method and device, equipment and a storage medium, which are applied to the technical field of computers, and the method comprises the following steps: obtaining a plurality of continuous messages, and analyzing each message to obtain a plurality of fields in each message; obtaining classification information of the fields, and grouping the fields according to the classification information to obtain field groups; extracting numerical value distribution information of each field group, and determining a target compression mode of the current field group based on the numerical value distribution information; compressing the current field group according to the target compression mode to obtain a compressed field; message collection information is extracted from the message, and file header information is obtained through calculation according to the message collection information; and assembling the file header information and the compressed field to obtain a packaged file of the message, and according to the method and the device, through disassembling and recombining the continuous message, filtering and compressing the duplicate value and the similar value, the requirement of a storage space is remarkably reduced.

The invention relates to the technical field of chip verification, in particular to a cross-platform test scene reproduction method, which comprises the following steps of: S1, executing simulation of chip design on a first verification platform, and capturing and recording all related signal waveform data in a simulation process through a simulation tool; s2, converting the waveform data captured in the S1 into a text format by using a waveform conversion tool, wherein the text format comprises an input signal required by a second platform; s3, the second verification platform reads the text content converted in the step S2, state data of each signal at different time points are extracted from the text content, and an excitation signal sequence suitable for the second verification platform is generated according to the extracted information; s4, loading the excitation signal generated in the step S3 to an RTL model of a second verification platform; and S5, operating simulation on the second verification platform by using the excitation signal set in the step S4. According to the method, the flexibility, efficiency and reliability of chip verification are remarkably improved.

The invention relates to a quick expansion method based on run length coding, which comprises the following steps of: S1, taking a binary image as an input region and carrying out run length coding to obtain a run length; inputting expansion parameter height and width; s2, judging whether the height and width of the expansion parameters are less than or equal to 0; s3, judging whether the input area is rectangular or not; s4, calculating the number of possible maximum distribution runs, wherein the maximum run number is obtained by multiplying the run number of the input area by the input expansion height; s5, calculating the number of times required to be iterated; s6, executing expansion in the horizontal direction; s7, expansion in the vertical direction is executed; and S8, merging all the moved run length codes. According to the method, the run length coding technology is introduced, the algorithm execution process and the data representation mode are optimized, the defects and problems existing in the prior art are solved from the aspects of storage, calculation, internal storage, real-time performance and the like, the efficiency and performance of binary image expansion operation are improved, and important technical progress is brought to the field of image processing.

The invention discloses an analysis query method and device for a database, and the method comprises the steps: obtaining data corresponding to a query instruction from a pre-constructed preset storage structure through a preset index algorithm when the query instruction is received in a data query process of a database system, the preset storage structure is obtained by optimizing a storage structure design layer of a multi-version concurrency control mechanism, the preset storage structure is used for avoiding volume expansion caused by multi-version control and improving the performance of data analysis and query, and data is compressed through a data compression algorithm. And storing the compressed data in a preset storage structure in a column storage mode.

The invention relates to the technical field of virtual simulation, and mainly relates to a virtual simulation model based on thermal power plant pneumatic ash conveying. A high-precision, high-performance and autonomous learning processing simulation model library is constructed, and the operation state and the optimization process of ash conveying of the thermal power plant are comprehensively simulated, so that powerful support is provided for operation of the intelligent power plant. According to the method, key technologies such as a simulation technology, a mathematical modeling technology, a three-dimensional modeling technology, a physical engine technology, a big data analysis technology and a neural network technology are mainly used. Firstly, according to relevant parameters and requirements, model construction is achieved through simulation software. And real-time data acquisition is realized through a plurality of communication protocols. The model is constructed through simulation software according to relevant parameters and requirements in combination with the actual situation of on-site physical equipment. And finally, powerful support is provided for operation of the intelligent power plant by comprehensively simulating the operation state and the optimization process of ash conveying of the thermal power plant.

The invention discloses a short-term prediction method and device for photovoltaic generating capacity, a medium and a product, and relates to the technical field of short-term photovoltaic prediction.The method mainly comprises the steps that a Transform model is trained according to a photovoltaic generating capacity data set, the trained Transform model is obtained to serve as a preprocessing model, and time sequence characteristics of the photovoltaic generating capacity data set are extracted; clustering the time sequence characteristics of the photovoltaic power generation data set to obtain different types of photovoltaic power generation data; respectively training GRU models according to different types of photovoltaic power generation data to obtain a plurality of trained GRU models as prediction models, and extracting corresponding types of photovoltaic power generation data as screening samples; and performing short-term photovoltaic prediction based on the preprocessing model, the prediction model and the screening sample. According to the invention, the problems of large occupied space of samples and long operation time of a high-precision prediction model can be solved, and landing deployment is facilitated.

The invention provides a display device and a driving method thereof. The driving method includes: measuring a high-level duration of a frame start signal of the display device; calculating the current driving frequency of the display device based on the high level duration; when the current driving frequency is lower than a preset threshold value, updating a color coordinate accuracy lookup table of a predetermined target gray scale; and adjusting the brightness of the display device according to the updated color coordinate accuracy lookup table. By selectively updating the color coordinate accuracy lookup table, the requirement for the storage space for storing the compensation data in the time schedule controller is greatly reduced, and meanwhile, the smoothness of brightness adjustment is ensured by updating the adjacent gray scale data in a gradient mode. In addition, additional hardware support is not needed, and the cost is effectively reduced. Experimental results show that the variable refresh rate performance can be remarkably improved, brightness flicker is effectively reduced, and the display quality is improved.

The invention provides a test method and device based on traffic playback, electronic equipment and a storage medium, and the method comprises the following steps: capturing traffic data, adding a packet capturing tool, and improving the data packet capturing performance of the packet capturing tool by using a high-speed network library; data processing and storage: filtering the data packet and optimizing the data, and storing the processed data in an elasticSearch; encrypting sensitive data; a timestamp synchronization mechanism is introduced, and a flow playback system is established; by using the high-speed network library, efficient data capture can be realized in a high-speed network environment, data packet loss is reduced, and integrity and accuracy of test data are ensured. The method is particularly important for scenes such as performance testing and network monitoring, and through the time synchronization and high concurrency technology, a traffic playback system can accurately play back network traffic and simulate a real network environment, and an effective tool is provided for performance testing of network equipment and applications.

The utility model belongs to the roll driving auxiliary structure technical field of roll grinder, especially relates to a numerical control roll grinder roll driving mechanism, include: positioning seat, connecting seat, gland and locking piece, be provided with positioning groove on the positioning seat, the positioning groove is the arc type structure that is suitable for the axle head outer profile of roll, the connecting seat sets up on the positioning seat, the connecting seat is coaxial distribution with the positioning seat, the positioning seat can be connected with the drive end on roll grinder head frame, the side of the gland close to the positioning seat is the arc type structure that is suitable for the axle head outer profile of roll, the gland can be along the radial of roll the axle head of roll is pressed in the positioning groove in the positioning seat, the locking piece can lock and unlock the gland with the positioning seat, compared with the prior art, the utility model solves the contact stress concentration, the back gap and inertia impact vibration and the higher problem such as cost of existing in prior art.

The utility model discloses a beauty tool, and particularly relates to a shaver and a shaver rest. Comprising a knife handle, a knife rest is clamped to the right side of the knife handle, the right side of the knife rest is flat and clamped with a pressing piece, a plurality of magnetic blocks are arranged on the inner side of the knife rest at intervals in the length direction of the knife rest, and a plurality of magnetic blocks are arranged on the inner side of the pressing piece at intervals in the length direction of the pressing piece and correspond to the magnetic blocks on the knife rest. The knife rest is matched with the pressing piece and the plurality of magnetic blocks to attract and fix a blade, a protective sleeve for protecting the blade is connected to the outer side of the knife rest in a clamped mode, the knife handle, the knife rest, the pressing piece, the blade and the protective sleeve are all designed in a modularized mode, and all modules can be independently disassembled, assembled and replaced. A user can independently clean all the modules, it is ensured that the shaver is kept sanitary, the overall complexity of maintenance is reduced, in the blade replacing process, the blade is fixed and limited to move through the magnetic blocks arranged on the knife rests on the two sides at equal intervals, and it is avoided that when the blade is replaced, the blade may fall off or hurt the user when the knife rests are disassembled.

The utility model discloses a movable multifunctional part assembly auxiliary rack and belongs to the technical field of engine assembly. The frame is fixedly connected with the tool storage platform, the knob switch is arranged on the frame and electrically connected with the counting mechanism, the counting mechanism is fixed to the frame, the part discharging mechanism is arranged on the frame and used in cooperation with the counting mechanism and the filter block, the filter block is fixed to the frame, and the part storage platform is arranged at the bottom end in the frame. A plurality of universal damping wheels are arranged at the lower end of the frame. According to the utility model, the overall efficiency and quality of the assembly work are improved, the cost is reduced, and remarkable benefits are brought to the production and management of enterprises.

The utility model discloses a foldable circulating logistics box structure which comprises a bottom plate, vertical plates are symmetrically arranged on the upper portion and the lower portion of the two sides of the bottom plate, tongue plates are symmetrically arranged on the left side and the right side of each vertical plate, a supporting plate is arranged on the vertical plate located on the upper side, and an auxiliary supporting plate is arranged on the supporting plate. When the logistics box is used, all the parts are folded and spliced together, when the logistics box is not used, the logistics box is folded and unfolded to be in a flat plate shape, the requirement for storage space is greatly reduced, the cost and occupied space for transporting empty boxes are reduced, the logistics efficiency can be improved, and the box is usually made of recyclable materials such as polypropylene and is convenient to use. The plastic waste and environmental pollution can be reduced, through recycling, the requirement for new raw materials is reduced, the concept of sustainable development is met, the intelligent lock catch is used, the adhesive tape is prevented from being used, no discarded part is used, and the environment-friendly and recycling effects are achieved.

The invention discloses an encryption method and device of a communication module, equipment, a storage medium and a product. The method comprises the following steps: confirming to-be-encrypted data; copying the encrypted firmware in the external memory to a running memory of the communication module; wherein the encrypted firmware comprises a program written according to an encryption algorithm; and encrypting the data to be encrypted by using the encryption firmware. According to the application, the external memory is added on the communication module to expand the security encryption function, so that the communication module is low in cost, high in expandability and applicable to the communication module with a relatively small internal storage space.

The invention discloses a simplified OFDM (Orthogonal Frequency Division Multiplexing) modulation method, which belongs to the technical field of mobile communication, and adopts a new OFDM modulation scheme that firstly, an infinitely long discrete sequence is assumed, and then inverse Fourier transform is directly carried out on the sequence to complete OFDM modulation, so that the cyclic shift operation is avoided, and the OFDM modulation efficiency is improved. The technical problems that in the prior art, in the OFDM modulation process, the storage space requirement is large, and OFDM modulation time delay is high are solved.

The invention discloses a method for performing inter-frame prediction on a coding block and a related product thereof. According to the method, screening of geometric segmentation line subsets is completed based on information provided by an inter-frame prediction block which is spatially adjacent to a current coding block, the effect of reducing the number of geometric division modes is achieved, time consumed for searching geometric modes can be shortened, and a large amount of storage space of a compiler is released.

The invention provides a medical knowledge base real-time updating method and system, a medium and equipment. The medical knowledge base real-time updating method comprises the steps of obtaining medical literature data in real time; analyzing the medical literature data to obtain first structured data; performing correlation analysis on the first structured data and second structured data in a medical knowledge base to obtain an analysis result; determining whether to update the medical knowledge base according to the analysis result; identifying the difference before and after the medical knowledge base is updated to obtain a difference identification result; distributing a unique version number for each difference in the difference identification result to obtain a version updating record; and based on the version updating record, performing data storage on each difference by adopting an incremental hash table technology. Compared with the prior art, the updating efficiency is higher, the omission risk cannot be generated, the difference data is stored through difference analysis and the incremental hash table technology, the data storage space requirement is remarkably reduced, and meanwhile the data access speed is increased.

The utility model discloses a film-coated fluorine mets needled felt filter bag, which comprises a base cloth, a support mechanism and a protection mechanism, a fluorine mets needled felt layer is arranged outside the base cloth, a film-coated layer is covered outside the fluorine mets needled felt layer, a folding mechanism is arranged outside the base cloth and the film-coated layer, and the folding mechanism is arranged outside the base cloth and the film-coated layer. The folding mechanism comprises a first elastic supporting frame, and the surface of the first elastic supporting frame is fixedly connected with a first fixing plate. Through the arrangement of the supporting mechanism and the matching of the first elastic supporting frame, the first fixing plate, the first fixing hole, the second elastic supporting frame, the second fixing plate and the second fixing hole, the problem that a traditional filter bag is difficult to fold is solved, an operator can flexibly fold the filter bag into a proper size according to actual requirements, and the filter bag is convenient to use. The storage space requirement is lowered, the filter bags can be fixed through bolts after being folded, the filter bags are stacked in order, surface abrasion of the filter bags is reduced, the filter bags are convenient to take and use, and the time cost for overhauling production line equipment and replacing the filter bags is reduced.

The utility model provides a waste collecting device of a garment processing assembly line, and belongs to the field of garment processing waste collection, a controller is arranged on the front side wall of a collecting box, a discharging plate is arranged above the collecting box, a supporting frame is arranged at the top of a supporting table, a hydraulic cylinder is arranged at the top of the supporting frame, and the output end of the hydraulic cylinder is connected with an electromagnet. The compressing mechanism is arranged in the collecting box, and the compressing mechanism can extrude the waste in the collecting box into blocks; the vibrating mechanism is in linkage with the compression mechanism and is arranged on the side wall of the collection box, and the vibrating mechanism can drive the discharging plate to vibrate. According to the utility model, through the arrangement of the discharging plate and the compression mechanism, the discharging plate can guide waste materials on the conveyor belt into the collection box to be collected; and under the action of the compression mechanism, the waste materials entering the collecting box can be compressed, the size of the waste materials can be greatly reduced, the storage space requirement is remarkably reduced, and stacking and transportation are facilitated.

The embodiment of the invention discloses a business monitoring method, system and equipment based on a VM (Virtual Machine) and a storage medium. According to the embodiment of the invention, the operation complexity is reduced by eliminating Elasticsearch and kafka, the storage query efficiency is improved by a VictoriaMetric database, and the learning, operation and maintenance workload of personnel is effectively reduced. High-throughput data writing and query can be quickly processed, millions of data points can be processed per second, meanwhile, the storage space requirement is remarkably reduced, and the quick query performance is kept. And under the same hardware resource, compared with other monitoring, higher performance and lower cost are provided. The method is completely compatible with a query language of Prometheus, and a storage rear end can be directly replaced by Prometheus. The method has the advantages of high performance, economy, high efficiency, high expandability and high usability, and is suitable for large-scale monitoring and log recording scenes.

The invention relates to the technical field of electrical equipment, and provides a self-adaptive data distillation method and system for electrical equipment component detection. The method comprises the following steps: training an improved teacher network by adopting an image set marked with power equipment components; screening an unlabeled core image set from the image set of the unlabeled power equipment component; adopting a self-integrated data distillation method to generate a pseudo label for the unlabeled core image set; training an improved student network by adopting a core image set with a pseudo tag; fusing the core image set with the image set marked with the power equipment component to obtain a fused image set; and retraining the improved teacher network and the improved student network by adopting the fused image set to obtain a trained student model for checking the power equipment component in the new image. According to the method, representative and diversified samples can be effectively screened from large-scale unmarked original power equipment images.

The utility model discloses an improved steel bar bending tool which comprises an operation table. The guide assembly is connected to one end of the upper portion of the operation table; the steel bar bending assembly is connected to the other end of the upper portion of the operation table. The transmission assembly is arranged on one side between the guide assembly and the steel bar bending assembly, one end of the transmission assembly is in transmission connection with the steel bar bending assembly, and the other end of the transmission assembly is connected to the upper portion of the operation table; and the operating handle is connected to the outer side of the other end of the transmission assembly. The steel bar bending machine is ingenious in design, safe and reliable, can accurately control the bending angle, ensures that steel bars meet design requirements, improves working efficiency, can provide stable and uniform power due to the arrangement of the transmission assembly, enables the bending process to be more stable, ensures that the bending angle and shape of each steel bar are consistent, improves consistency of bending quality, and reduces production cost. And meanwhile, the labor intensity is relieved, and fatigue and errors caused by manual bending are avoided.

The present invention relates to the technical field of electric meter data storage, and specifically discloses an electric energy meter data storage method and system based on user behavior analysis, comprising the following steps: step S1: setting a collection period, selecting and numbering a number of time nodes within the period; collecting users' electricity consumption time series data, and establishing an electricity consumption curve for each user; step S2: calculating the derivative value at each time node on the electricity consumption curve to obtain a derivative curve; performing cluster analysis on all derivative curves, selecting representative classes, and generating representative curves of the representative classes; step S3: for data to be stored, obtaining the derivative curve to be stored of the data to be stored; obtaining the similarity between the derivative curve to be stored and each representative curve, and judging whether the data to be stored is abnormal data; step S4: storing normal data in a regular storage space, and storing abnormal data in an abnormal data storage space.

This application provides a cleaning device, relating to the field of cleaning device technology. The cleaning device includes: a device body; a cloth assembly detachably connected to the device body, the cloth assembly including a traveling mechanism for driving the cloth assembly to be fixedly connected to or detached from the device body, and the traveling mechanism also for causing the position of the cloth assembly relative to the device body on the surface to be cleaned to change; and a connecting component including a first end and a second end, the first end connected to the device body and the second end connected to the cloth assembly, the distance between the first end and the second end being variable, the connecting component for restricting the movement of the cloth assembly within a preset area, the preset area being larger than the cleaning area covered when the cloth assembly is fixedly connected to the device body. The cleaning device provided by this application can solve the problem in related technologies where the cloth assembly loses its cleaning ability due to physical obstruction, resulting in poor cleaning effect.

The embodiments of the present application provide a method, device and computer equipment for establishing a sparse image template of an object, and relate to the field of computer vision. The present application determines the initial number of virtual cameras and multiple initial points according to the three-dimensional model of the target object and the number of preset points; creates virtual cameras corresponding to the initial points one by one, and the position of the virtual cameras is the same as the position of the corresponding initial points; controls each of the virtual cameras to shoot with the perspective toward the center point of the three-dimensional model as the target perspective, and obtains the template image corresponding to each initial point; performs image similarity matching on the template images corresponding to each of the initial points, and selects multiple target images from the template images corresponding to each of the initial points according to the similarity matching results; obtains the template image of the target object according to the target image. It can reduce the number of template images of the target object in the template library while ensuring the matching accuracy of the template image.

The utility model relates to a multifunctional hanging seat for an overhead man-riding device, in particular to a hanging seat which is suitable for a coal mine overhead man-riding device and can rotate and be folded. According to the technical scheme, a rope clip is arranged on the top, a middle upper rod is arranged in the middle, a transverse handle is arranged on the upper rod, a lower rod facing front and back is arranged on the lower portion of the upper rod, a foot placing cross rod is arranged at the front end of the lower rod, a riding seat is arranged at the rear end of the lower rod, the bottom of the upper rod is connected with the top of a connecting shaft through a transverse hinged shaft, and a sleeve is arranged on the lower portion of the connecting shaft in a sleeved mode. The sleeve is welded to the side face of the lower rod, a supporting plate is arranged on the lower portion of the connecting shaft, a limiting groove is formed in the edge of the supporting plate, the rear end of the lower rod is connected with the mounting frame, and a turnover plate is hinged to the rear position, connected with the connecting shaft, of the lower rod and embedded into the limiting groove of the supporting plate to limit rotation between the lower rod and the connecting shaft. The lower rod and the upper rod of the device can be overturned, so that the passenger seat can be overturned upwards, the left and right side spaces are reduced, and storage management is facilitated.

This invention relates to the field of knowledge base technology, specifically to a knowledge base retrieval method supporting compression. It includes the following steps: S1, establishing a B+ tree as the index structure of the knowledge base, and compressing the B+ tree index structure using prefix compression technology; S2, compressing the data in the knowledge base using an intelligent differential compression algorithm; S3, adjusting the interaction between the index structure and compressed data using an intelligent index retrieval algorithm based on the B+ tree index structure; S4, monitoring performance indicators in real time and periodically checking the integrity of the data. This knowledge base retrieval method supporting compression optimizes data storage through an intelligent differential compression algorithm, significantly reducing storage space, and employs an intelligent index retrieval algorithm based on a B+ tree to achieve intelligent and fast data retrieval, optimize query paths, reduce decompression time, and improve retrieval efficiency.

A tool (100) includes a handle (102). The tool (100) also includes at least two blades (116) operatively coupled to the handle (102). The at least two blades (116) are adapted to perform one or more gardening operations based on the operation of the handle (102). The tool (100) also includes a foot pedal (120) operatively coupled to the handle (102). The tool (100) is characterized by having a pin (150) at least partially removably coupled to the foot pedal (120) and the handle (102). When the pin (150) is at least partially removed, the foot pedal (120) can be pivotally rotated between a working position and a storage position. The foot pedal (120) in the storage position is substantially parallel to the handle (102). In the storage position of the foot pedal, the at least two blades (116) are closed.

To facilitate storage of data from multiple data sources (31-33) of an industrial automation control system, a power distribution system, or a power generation system, a decision device (20) executes a machine learning algorithm to determine a compression technique based on the data source (31-33) from which the data originates.